16671703 has 4 divisors (see below), whose sum is σ = 16746688. Its totient is φ = 16596720.

The previous prime is 16671701. The next prime is 16671731. The reversal of 16671703 is 30717661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16671703 - 2¹ = 16671701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16671701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37158 + ... + 37603.

It is an arithmetic number, because the mean of its divisors is an integer number (4186672).

Almost surely, 2^16671703 is an apocalyptic number.

16671703 is a deficient number, since it is larger than the sum of its proper divisors (74985).

16671703 is an equidigital number, since it uses as much as digits as its factorization.

16671703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74984.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 16671703 is about 4083.0996803899. The cubic root of 16671703 is about 255.4622041382.

The spelling of 16671703 in words is "sixteen million, six hundred seventy-one thousand, seven hundred three".